Move templates from GSUP_Types.ttcn to GSUP_Templates.ttcn

Follow similar structure that we have for other protocols.

Change-Id: I54cc8c99d1e91d57c3d5a92f6529ef2055e9d4ed
diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn
index 4af44ee..13c0be1 100644
--- a/sgsn/SGSN_Tests.ttcn
+++ b/sgsn/SGSN_Tests.ttcn
@@ -31,8 +31,9 @@
 import from L3_Templates all;
 import from L3_Common all;
 
-import from GSUP_Emulation all;
 import from GSUP_Types all;
+import from GSUP_Templates all;
+import from GSUP_Emulation all;
 import from IPA_Emulation all;
 
 import from RAN_Adapter all;